body{margin:0;padding:0}
.wrapper{width:100%;height:100%}
.header{width:100%;height:70px;margin:0;}
.content{width:100%;height:700px;margin:10px 0;clear:both;}
.footer{width:100%;height:70px;margin:0;}
.main_sidebar{width:180px;height:100%;float:left;border-top:5px solid #424242;border-bottom:5px solid #424242;background:#666}
.main_toggle{width:10px;height:100%;float:left;border-top:5px solid #ccc;border-bottom:5px solid #ccc;overflow:hidden}
.main_main{margin-left:190px;height:100%;border-top:5px solid #ccc;border-bottom:5px solid #ccc;_position:absolute;left:0;_width:expression(documentElement.clientWidth-195)}

.main_toggle:hover { background-color:#ccc; }
.main_toggle a{display:block;width:10px;height:100%;background:url(../images/icon_5.png) no-repeat 0 center}
.main_toggle a:focus{outline:none}
.main_toggle a.zk{background:url(../images/icon_5.png) no-repeat right center #666}
